/ Dictionary / Index S Sestos: Meaning and Definition of Find definitions for: Ses•tos Pronunciation: (ses'tos), [key] — n. an ancient Thracian town on the Hellespont opposite Abydos: Xerxes crossed the Hellespont here when he began his invasion of Greece. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sestina set Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language